diff --git a/day_02/input_02.txt b/day_02/input_02.txt
new file mode 100644
index 0000000..88703fa
--- /dev/null
+++ b/day_02/input_02.txt
@@ -0,0 +1,100 @@
+Game 1: 2 red, 2 green; 1 red, 1 green, 2 blue; 3 blue, 3 red, 3 green; 1 blue, 3 green, 7 red; 5 red, 3 green, 1 blue
+Game 2: 5 green, 4 red, 7 blue; 7 red, 4 green, 4 blue; 8 green, 11 blue, 4 red; 2 red, 18 blue, 3 green; 7 red, 15 blue
+Game 3: 2 green, 4 blue; 2 red, 2 green; 6 red, 1 green; 2 red, 1 green; 2 green; 5 blue, 5 red
+Game 4: 10 red, 7 green, 10 blue; 8 red, 2 green; 9 green, 6 red, 5 blue; 8 green, 2 blue, 4 red; 5 green, 9 blue; 10 red, 1 green, 9 blue
+Game 5: 10 blue, 7 green, 2 red; 2 blue, 4 red; 2 green, 9 blue, 8 red
+Game 6: 3 green, 8 red; 1 blue, 11 red, 2 green; 2 green, 15 red, 8 blue; 13 red, 6 blue, 3 green
+Game 7: 4 green, 10 red, 7 blue; 6 red, 9 blue, 9 green; 2 red, 1 blue, 6 green
+Game 8: 1 red, 3 blue, 2 green; 7 green, 2 blue; 10 green, 1 red, 2 blue; 1 red
+Game 9: 4 red, 3 green, 11 blue; 6 red, 4 green; 15 red, 7 blue, 7 green
+Game 10: 7 red, 1 blue, 5 green; 11 red, 7 green, 1 blue; 2 green, 4 blue, 13 red
+Game 11: 2 blue, 13 red, 12 green; 6 green, 5 red, 4 blue; 5 red, 11 green
+Game 12: 7 blue, 3 red, 11 green; 5 red, 1 blue, 8 green; 9 green, 7 blue, 8 red
+Game 13: 1 blue, 12 red; 9 red, 1 green, 1 blue; 8 red; 1 green, 4 red; 2 red
+Game 14: 6 blue, 5 green, 1 red; 12 blue, 4 red, 9 green; 7 green, 6 red; 8 blue, 10 green, 4 red; 8 green, 7 red
+Game 15: 15 blue, 10 red, 3 green; 9 green, 6 red, 11 blue; 3 green, 8 red, 5 blue; 12 green, 6 red, 16 blue; 11 red, 9 green, 15 blue
+Game 16: 12 green, 2 red, 7 blue; 9 red, 6 blue, 9 green; 7 green, 10 blue; 9 blue, 3 red, 9 green; 5 blue, 1 red
+Game 17: 4 green, 3 red, 11 blue; 8 green, 16 blue; 10 green, 12 blue, 2 red; 8 green, 2 red, 15 blue
+Game 18: 6 red, 8 green; 16 blue; 4 blue, 6 red; 16 blue, 10 green, 3 red; 12 blue, 15 green; 9 blue, 1 green, 4 red
+Game 19: 9 green, 9 red; 4 green, 13 red, 2 blue; 2 blue, 4 green, 3 red; 5 green, 3 blue, 3 red
+Game 20: 1 green, 6 red, 12 blue; 3 green, 8 red, 11 blue; 7 green, 5 red, 2 blue; 5 green, 14 blue, 5 red
+Game 21: 5 green, 1 blue, 13 red; 3 green, 13 red, 2 blue; 8 green, 12 red, 3 blue; 3 blue, 6 green, 9 red; 1 blue, 4 green, 13 red
+Game 22: 8 green, 14 red, 15 blue; 10 blue, 8 red, 14 green; 15 green, 15 blue, 6 red; 14 green, 10 blue, 7 red
+Game 23: 18 red, 9 green; 3 green, 1 blue, 17 red; 10 red, 16 green
+Game 24: 1 red, 2 blue, 4 green; 2 red, 5 blue, 3 green; 5 green, 5 blue; 8 blue, 1 red, 3 green; 2 green, 2 red, 6 blue; 2 green, 4 blue
+Game 25: 5 blue, 4 red, 1 green; 4 blue, 8 red, 1 green; 6 red, 5 blue; 8 red; 9 red, 3 blue; 1 green, 3 blue, 5 red
+Game 26: 20 blue, 4 red, 15 green; 10 red, 2 green, 12 blue; 7 blue, 15 green, 9 red; 1 red, 10 green, 5 blue; 14 green, 7 red, 15 blue
+Game 27: 17 red, 6 green; 6 green, 5 red, 3 blue; 4 green, 4 red, 5 blue; 3 green, 3 blue, 16 red; 4 blue, 5 green, 15 red
+Game 28: 5 blue, 6 green, 1 red; 13 blue; 1 red, 9 blue, 10 green
+Game 29: 1 red, 10 blue; 9 green, 6 blue, 3 red; 17 green, 1 red, 9 blue; 7 blue, 1 red; 1 red, 15 blue, 9 green; 7 green, 1 red, 4 blue
+Game 30: 3 red, 11 blue, 2 green; 11 green, 8 blue, 8 red; 1 red, 3 green; 19 green, 11 blue
+Game 31: 19 green, 6 red; 4 green, 10 red; 12 green, 1 blue
+Game 32: 4 green, 3 blue, 10 red; 4 red, 6 blue, 3 green; 10 red, 5 blue
+Game 33: 2 blue, 5 green, 5 red; 4 blue, 2 green, 4 red; 13 red, 2 green; 7 blue, 4 green, 2 red; 19 blue, 5 green, 11 red; 4 green, 18 blue, 1 red
+Game 34: 6 blue, 9 red, 7 green; 7 green, 6 red, 12 blue; 3 red, 6 green, 16 blue; 3 green, 15 blue, 13 red; 2 green, 16 blue, 3 red
+Game 35: 4 green; 3 green, 4 red, 1 blue; 6 red, 12 green, 2 blue
+Game 36: 1 blue, 8 red, 3 green; 10 red, 5 green; 1 green, 8 red; 4 green, 1 blue, 11 red
+Game 37: 2 red, 4 blue, 5 green; 2 green, 1 blue, 3 red; 8 green, 3 red, 4 blue; 1 blue, 8 green, 2 red
+Game 38: 11 green, 4 blue; 2 blue, 11 green, 1 red; 12 green, 7 blue, 1 red; 7 blue, 10 green, 1 red; 13 green, 2 red; 1 red, 7 blue, 2 green
+Game 39: 7 green, 1 red, 15 blue; 8 red, 7 blue; 15 red, 5 green, 6 blue
+Game 40: 2 green, 12 blue, 15 red; 2 green, 6 red; 5 green, 9 red; 9 blue, 12 red; 4 green, 12 red, 12 blue; 12 red, 8 blue, 2 green
+Game 41: 9 blue, 6 red, 3 green; 6 red, 2 green, 9 blue; 1 blue, 11 red
+Game 42: 4 red, 3 blue, 13 green; 5 blue, 11 red, 15 green; 3 red, 12 green; 2 red, 6 blue, 3 green
+Game 43: 2 green, 7 red; 11 red, 18 green, 1 blue; 13 red, 12 green, 1 blue; 15 red; 5 red, 19 green; 15 green, 5 red
+Game 44: 2 red, 5 green, 7 blue; 5 green, 8 blue; 8 red, 8 green; 1 green, 1 red, 6 blue; 1 blue, 1 red
+Game 45: 3 red, 3 green, 7 blue; 12 red, 17 blue; 7 green, 8 red, 14 blue; 9 green, 10 red, 13 blue; 15 green, 16 blue, 4 red
+Game 46: 2 blue, 5 green; 4 red, 7 green; 15 red, 7 green
+Game 47: 5 red, 9 green, 4 blue; 1 red, 9 green, 11 blue; 8 green, 1 red; 4 red, 4 blue, 3 green; 10 blue, 14 green
+Game 48: 1 red, 14 blue, 11 green; 3 blue, 8 green; 5 green, 5 blue; 5 blue, 1 red, 8 green; 10 green, 2 red, 6 blue
+Game 49: 11 blue, 5 red, 3 green; 7 blue, 12 red, 4 green; 9 green, 6 red; 4 green, 3 blue, 10 red
+Game 50: 3 red, 8 blue, 13 green; 13 blue, 13 green; 3 green, 10 blue, 1 red; 12 green, 15 blue; 12 blue, 3 red, 8 green; 5 blue, 5 red, 4 green
+Game 51: 3 green, 1 blue; 1 red; 1 green, 7 blue
+Game 52: 3 red, 4 blue; 4 blue, 1 green, 2 red; 1 green, 3 red; 5 red, 1 green; 1 blue, 1 red, 1 green
+Game 53: 5 red, 17 green, 4 blue; 15 red, 14 blue, 1 green; 9 blue, 5 green; 3 blue, 5 red, 9 green; 1 green, 15 blue, 10 red; 16 green, 10 blue
+Game 54: 4 blue, 7 red, 1 green; 7 green, 8 red, 6 blue; 14 green, 1 blue, 5 red
+Game 55: 4 blue, 4 green, 1 red; 1 green; 3 red
+Game 56: 3 green, 1 red, 7 blue; 1 blue, 2 red, 3 green; 2 green, 9 red; 14 red, 8 blue, 1 green; 5 red, 13 blue; 6 red, 3 blue
+Game 57: 15 green, 5 red, 5 blue; 13 green, 13 blue, 12 red; 18 green, 5 blue, 8 red; 7 green, 7 blue, 13 red
+Game 58: 4 red, 2 blue, 6 green; 4 red, 3 green, 14 blue; 9 green, 3 red; 3 red, 5 blue, 11 green
+Game 59: 2 red, 6 green, 1 blue; 5 blue, 1 green, 4 red; 2 red, 7 green, 6 blue; 3 green, 6 blue; 1 blue, 6 green
+Game 60: 4 red, 9 green, 3 blue; 2 blue, 8 green, 6 red; 2 red, 8 green, 3 blue; 8 green, 2 red, 2 blue
+Game 61: 12 red, 4 blue, 3 green; 1 blue, 2 green; 2 red, 2 green, 3 blue
+Game 62: 4 red, 6 green, 14 blue; 12 green, 2 red, 4 blue; 5 blue, 5 red, 7 green
+Game 63: 1 green, 5 red; 5 red, 1 blue, 1 green; 1 blue
+Game 64: 6 red, 9 green, 4 blue; 8 red, 13 green; 3 blue, 8 red, 11 green; 5 red, 1 blue, 2 green; 3 blue, 7 red, 1 green
+Game 65: 15 green, 10 red, 1 blue; 1 blue, 2 red, 4 green; 10 blue, 4 green
+Game 66: 13 blue, 6 red, 2 green; 13 green; 10 blue, 8 green; 7 red, 10 blue, 11 green; 10 green, 1 red, 8 blue
+Game 67: 5 blue, 4 green, 1 red; 2 green, 4 blue, 1 red; 7 green, 2 blue, 1 red; 1 blue, 1 green
+Game 68: 2 green, 12 blue, 3 red; 5 red, 14 blue, 2 green; 6 red, 14 blue; 10 blue, 6 red, 2 green
+Game 69: 7 blue, 1 red, 12 green; 10 blue, 11 green, 6 red; 4 red, 10 green, 7 blue
+Game 70: 4 blue; 6 red, 2 green, 11 blue; 4 green, 3 blue, 2 red; 14 blue, 2 red, 4 green
+Game 71: 5 red, 17 blue; 9 blue, 11 red, 1 green; 19 blue, 6 red; 4 red, 2 blue
+Game 72: 2 green, 5 red, 1 blue; 4 green, 4 red; 4 green, 2 red; 2 blue, 2 green; 1 blue, 1 green, 5 red
+Game 73: 4 red, 3 blue, 1 green; 10 red, 2 blue, 3 green; 14 red, 1 green, 2 blue; 1 blue; 3 green, 9 red, 6 blue; 11 red, 7 blue, 2 green
+Game 74: 1 red, 5 blue, 10 green; 2 red, 9 blue, 9 green; 8 green, 2 red, 4 blue; 10 blue, 9 green; 12 green, 3 red, 5 blue
+Game 75: 3 red, 13 blue, 6 green; 3 green, 1 red; 9 green, 1 blue, 5 red; 5 green, 13 red, 4 blue; 13 green, 2 blue, 10 red; 9 green, 3 red, 10 blue
+Game 76: 14 green, 2 red, 16 blue; 2 blue, 1 red, 7 green; 14 green, 9 blue, 8 red
+Game 77: 1 green, 1 blue; 1 green; 3 red, 3 blue, 1 green; 3 green, 3 red; 1 red, 2 blue
+Game 78: 4 red, 13 green; 17 green, 1 blue, 2 red; 8 red, 14 green
+Game 79: 4 green, 10 red, 6 blue; 5 blue, 3 red, 7 green; 6 blue, 2 red, 4 green; 2 blue, 8 red
+Game 80: 19 green, 5 red; 5 green, 9 blue; 3 red, 18 blue, 10 green; 2 red, 15 green, 7 blue; 4 red, 14 green, 15 blue
+Game 81: 10 red, 2 blue, 1 green; 18 red, 3 blue; 6 red, 12 blue; 1 green, 3 red, 3 blue
+Game 82: 8 green, 1 blue; 2 blue, 4 red; 7 green, 1 red, 4 blue; 2 green, 3 red, 2 blue; 3 red; 4 red, 8 green, 1 blue
+Game 83: 3 green, 1 blue; 1 red, 2 blue, 14 green; 8 red, 17 green
+Game 84: 7 green, 4 blue, 4 red; 11 green, 17 red, 11 blue; 9 green, 5 blue, 14 red; 9 green, 10 blue, 5 red
+Game 85: 1 red, 1 green; 1 blue, 8 red, 1 green; 8 green, 1 red; 8 green, 2 red, 1 blue
+Game 86: 1 red, 5 blue, 1 green; 1 green, 7 red; 8 red; 3 blue, 2 red
+Game 87: 7 red, 8 blue, 1 green; 8 red, 6 green; 6 red, 8 green, 10 blue
+Game 88: 5 red, 4 green, 5 blue; 1 blue, 2 green; 6 green, 10 blue, 4 red; 1 red, 8 green, 1 blue
+Game 89: 3 green, 7 blue, 11 red; 1 blue, 5 green, 18 red; 1 blue, 3 green, 13 red; 7 blue, 9 green, 3 red; 1 green, 8 blue, 19 red; 4 blue, 15 red, 1 green
+Game 90: 3 blue, 3 red, 4 green; 14 red, 6 green, 4 blue; 1 blue, 9 red; 6 red, 1 green; 5 green, 8 red, 2 blue; 3 blue, 4 red, 3 green
+Game 91: 1 red, 1 blue, 16 green; 8 red, 5 green; 1 blue, 2 red, 10 green; 3 red, 15 green, 1 blue
+Game 92: 10 green, 12 blue; 6 red, 6 blue; 5 red, 12 blue; 6 red, 9 green, 2 blue; 10 blue, 3 red, 1 green; 1 red, 19 blue, 11 green
+Game 93: 4 green; 5 green, 2 blue, 3 red; 1 blue, 3 red, 6 green; 2 blue, 2 red, 7 green
+Game 94: 4 blue, 2 red; 6 green, 6 blue, 4 red; 8 green, 1 blue, 3 red
+Game 95: 6 green, 4 blue, 15 red; 13 red, 7 blue, 3 green; 14 red, 5 blue, 6 green; 5 blue, 7 red, 2 green
+Game 96: 1 red, 1 blue, 11 green; 6 blue, 2 red, 14 green; 3 green, 2 red; 9 blue, 10 green
+Game 97: 10 green; 2 red, 4 green, 1 blue; 2 green, 1 red; 2 red, 1 blue, 10 green; 1 green
+Game 98: 1 green, 5 blue; 2 green, 7 blue, 4 red; 2 red, 1 green, 9 blue; 4 blue, 4 red
+Game 99: 3 green, 1 red, 3 blue; 12 green, 12 blue, 4 red; 12 blue, 2 red, 10 green; 4 blue, 2 red, 4 green
+Game 100: 1 red, 5 blue, 2 green; 3 red, 1 blue; 1 green, 1 blue, 1 red
diff --git a/day_02/solution_02.nim b/day_02/solution_02.nim
new file mode 100644
index 0000000..32013da
--- /dev/null
+++ b/day_02/solution_02.nim
@@ -0,0 +1,51 @@
+import std/[strscans, strformat, strutils]
+
+type
+    Reveal = tuple[red: int, green: int, blue: int]
+    Game = object
+        number: int
+        reveals: seq[Reveal]
+
+var games: seq[Game]
+
+for line in readFile("input_02.txt").splitLines:
+    if line.strip.len == 0:
+        continue
+
+    var gameNum: int
+    var gamespec = line.strip.split(":", 1)
+    if not scanf(gamespec[0], "Game $i", gameNum):
+        echo "invalid line. Game number prefix mising."
+
+    var game = Game(number: gameNum)
+
+    for revealspec in gamespec[1].split(";"):
+        var reveal: Reveal
+        for dice in revealspec.strip.split(","):
+            var spec = dice.strip.split(" ", 1)
+            case spec[1].strip:
+                of "red":
+                    reveal.red = parseInt(spec[0])
+                of "green":
+                    reveal.green = parseInt(spec[0])
+                of "blue":
+                    reveal.blue = parseInt(spec[0])
+        game.reveals.add(reveal)
+
+    games.add(game)
+
+var max_dice = (red: 12, green: 13, blue: 14)
+var result = 0
+
+for game in games:
+    var possible = true
+    for reveal in game.reveals:
+        if reveal.red > max_dice.red or reveal.green > max_dice.green or reveal.blue > max_dice.blue:
+            possible = false
+            echo &"Game {game.number} NOT possible"
+            break
+
+    if possible:
+        result += game.number
+
+echo &"Result: {result}"
diff --git a/day_02/solution_02b.nim b/day_02/solution_02b.nim
new file mode 100644
index 0000000..9986ba5
--- /dev/null
+++ b/day_02/solution_02b.nim
@@ -0,0 +1,47 @@
+import std/[strscans, strformat, strutils]
+
+type
+    Reveal = tuple[red: int, green: int, blue: int]
+    Game = object
+        number: int
+        reveals: seq[Reveal]
+        max_red, max_green, max_blue: int
+
+var games: seq[Game]
+
+for line in readFile("input_02.txt").splitLines:
+    if line.strip.len == 0:
+        continue
+
+    var gameNum: int
+    var gamespec = line.strip.split(":", 1)
+    if not scanf(gamespec[0], "Game $i", gameNum):
+        echo "invalid line. Game number prefix mising."
+
+    var game = Game(number: gameNum)
+
+    for revealspec in gamespec[1].split(";"):
+        var reveal: Reveal
+        for dice in revealspec.strip.split(","):
+            var spec = dice.strip.split(" ", 1)
+            case spec[1].strip:
+                of "red":
+                    reveal.red = parseInt(spec[0])
+                    game.max_red = max(game.max_red, reveal.red)
+                of "green":
+                    reveal.green = parseInt(spec[0])
+                    game.max_green = max(game.max_green, reveal.green)
+                of "blue":
+                    reveal.blue = parseInt(spec[0])
+                    game.max_blue = max(game.max_blue, reveal.blue)
+        game.reveals.add(reveal)
+
+    games.add(game)
+
+var result = 0
+
+for game in games:
+    result += game.max_red * game.max_green * game.max_blue
+
+
+echo &"Result: {result}"